Top Senior Software Engineer Jobs in St. Louis, MO

As a Senior Software Engineer, you will develop scalable applications, collaborate with teams, and improve code quality while maintaining backend system reliability.

As a Staff Software Engineer at Radiant Security, you'll build and optimize data platforms, ensuring scalable data ingestion and system performance while collaborating across teams.

As a Senior Software Engineer in Localization, you'll contribute to Mozilla's localization projects and technology, improve internationalization features, and engage with the community of localizers while driving feature development.

As a Senior Software Engineer, you'll design modern scalable platforms, focusing on front-end and back-end development using VueJS/ReactJS and C# microservices, while integrating with AWS and modern data warehouses.

The Senior Backend Engineer will design and build scalable cloud-native backend systems for real-time monitoring and automation in HVAC operations, owning the entire lifecycle of services and mentoring junior engineers.

As a Staff Software Engineer AI-Native, you will build and evolve AI-native engineering workflows, design high-quality APIs, and collaborate with international teams to deliver reliable services while mentoring others.

The role involves designing, developing, and maintaining iOS applications, driving technical architecture, and promoting knowledge sharing within the team.

As a Senior Software Engineer, you'll build and maintain data infrastructure in Go for Bluesky's applications, ensuring scalability and performance on large backend systems.

Lead the development of scalable software solutions, design responsive UIs, manage AWS infrastructure, and ensure code quality through collaboration.

The Lead Software Engineer will design and maintain scalable software solutions, provide technical guidance, mentor junior engineers, and ensure software quality while collaborating with cross-functional teams.

The Staff Software Engineer leads complex product initiatives, shaping architecture and influencing technical direction to improve member outcomes through scalable solutions.

The Senior Software Engineer will design and develop web applications, enhance existing features, optimize functionality, and troubleshoot complex problems while collaborating with teams.

Develop and deliver incident lifecycle stages, design systems for navigation data, integrate AI into workflows, and collaborate with the MapGPT team.

The Senior Front-End Engineer will develop and maintain the UI application using React and TypeScript, ensure code quality, debug issues, and collaborate with design teams.

Drive the test automation strategy, scale the framework, expand coverage for enterprise SaaS systems and build AI-assisted QA tooling to enhance testing capabilities.

Senior Software Engineers will develop AI-native products, write maintainable code, deploy applications, and collaborate across teams to enhance learning experiences.

As a Senior Software Engineer at Upwave, you will build scalable backend systems, develop APIs, and engineer data pipelines while collaborating with product and data science teams.

Lead design, implement, and maintain cloud-native microservices and platform services for high-throughput supply chain systems. Own architecture, reliability, CI/CD, monitoring, and incident response. Mentor engineers, establish engineering standards, and collaborate with product, data science, and customer teams to deliver scalable API and data solutions.

As a Senior Software Engineer, you will build and operate Upbound Spaces, resolve issues in SaaS environments, develop features, support project lifecycles, manage Kubernetes services, and enhance operational tools.

The role involves owning product and platform work, designing and building backend services and APIs, and improving system performance. The engineer collaborates across teams, addresses production issues, and applies AI tools in development.

The Principal Software Engineer will provide architectural guidance, mentor developers, manage risks, and ensure high-quality software production across various teams and product areas.

The Release Manager oversees planning, coordination, and delivery of software releases for embedded truck systems and cloud applications, ensuring quality and compliance.

The Software Engineer II collaborates on full-stack product engineering and ML operations, developing features and supporting ML infrastructure.

The role involves building robust software solutions, mentoring engineers, analyzing business problems, and contributing to technical strategy in a collaborative environment.

Lead technical initiatives in software engineering, cloud infrastructure, and networking. Mentor engineers and collaborate with teams to ensure system reliability and security.